ANSWER: Group II. When the root is a full word except for a final e, the forms usually are spelled with -able.
Step-by-step explanation: The word will be Deplorable. -able will be used with the word 'Deplor-'. Because the word Deplor- has 'e' at the end of it, the Group II is when the root is a full word except for a final e, the forms usually are spelled with -able is used for the word Deplor-.